New gaming system

[Sethmiller]

So I can't play arma 3 and dayz pretty good with my old build but how good should these specs be for my new build Ill have it done tomorrow
1. Intel i5 4690
2. Xfx R9 280x 3gb
3. MSI z97 Gaming 5
4. 8gb RAM
5. No overclocking

 

[sammy sung]

That'll perform very well at 1080p

extra small performance gains depending on what your memory is clocked at